Plaque removal brush



FIG. 1 is a side elevational view of a plaque removal brush showing our new design, the opposite side being a mirror image thereof;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a view of the brush head, taken in the direction of the arrow shown in FIG. 1. 

The ornamental design for a plaque removal brush, substantially as shown and described. 